Photo 5680413, (c) Pat Deacon, some rights reserved (CC BY-NC), uploaded by Pat Deacon

Attribution © Pat Deacon some rights reserved Uploaded by pwdeacon Source iNaturalist Associated observations Photos / Sounds What Bullsnake (Pituophis catenifer ssp. sayi) Observer pwdeacon Date July 30, 2010 10:45 AM EDT Place Grasslands National Park of Canada, Val Marie, SK, Canada (Google, OSM) Date Added December 2, 2016 06:22 PM EST 6 IDs Research Grade View Sizes small medium large original